EP1276331A3 - Méthode pour empêcher l'accumulation d'erreur de compensation de mouvement sous-pixelique à deux étapes pour séquences MPEG-2 à haut degré de prédiction - Google Patents
Méthode pour empêcher l'accumulation d'erreur de compensation de mouvement sous-pixelique à deux étapes pour séquences MPEG-2 à haut degré de prédiction Download PDFInfo
- Publication number
- EP1276331A3 EP1276331A3 EP02006387A EP02006387A EP1276331A3 EP 1276331 A3 EP1276331 A3 EP 1276331A3 EP 02006387 A EP02006387 A EP 02006387A EP 02006387 A EP02006387 A EP 02006387A EP 1276331 A3 EP1276331 A3 EP 1276331A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- mpeg
- prediction
- adder
- rich
- sequences
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US342527 | 1994-11-21 | ||
US09/283,947 US6366970B1 (en) | 1999-04-01 | 1999-04-01 | Optimal handling and manipulation of high-speed streaming media in a computing device |
US287535 | 1999-04-06 | ||
US09/287,535 US6373898B1 (en) | 1999-04-06 | 1999-04-06 | High-speed start code scanner for MPEG-2 data streams |
US34252799A | 1999-06-29 | 1999-06-29 | |
US09/467,552 US6567557B1 (en) | 1999-12-10 | 1999-12-10 | Method for preventing dual-step half-pixel motion compensation accumulation errors in prediction-rich MPEG-2 sequences |
US467552 | 1999-12-10 | ||
EP00921604A EP1166566A2 (fr) | 1999-04-01 | 2000-03-31 | Gestion et manipulation optimales de support d'emission en continu a grande vitesse dans un dispositif informatique |
US283947 | 2002-10-30 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00921604A Division EP1166566A2 (fr) | 1999-04-01 | 2000-03-31 | Gestion et manipulation optimales de support d'emission en continu a grande vitesse dans un dispositif informatique |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1276331A2 EP1276331A2 (fr) | 2003-01-15 |
EP1276331A3 true EP1276331A3 (fr) | 2005-06-01 |
Family
ID=27501365
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02006387A Withdrawn EP1276331A3 (fr) | 1999-04-01 | 2000-03-31 | Méthode pour empêcher l'accumulation d'erreur de compensation de mouvement sous-pixelique à deux étapes pour séquences MPEG-2 à haut degré de prédiction |
EP00921604A Withdrawn EP1166566A2 (fr) | 1999-04-01 | 2000-03-31 | Gestion et manipulation optimales de support d'emission en continu a grande vitesse dans un dispositif informatique |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00921604A Withdrawn EP1166566A2 (fr) | 1999-04-01 | 2000-03-31 | Gestion et manipulation optimales de support d'emission en continu a grande vitesse dans un dispositif informatique |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP1276331A3 (fr) |
JP (1) | JP2002542549A (fr) |
AU (1) | AU4189700A (fr) |
GB (1) | GB2363279B (fr) |
WO (1) | WO2000064186A2 (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1310097B1 (fr) | 2000-08-15 | 2019-07-31 | Microsoft Technology Licensing, LLC | Procédés, systèmes et structures de données pour codage temporel d'échantillons multimédia |
US20020089602A1 (en) | 2000-10-18 | 2002-07-11 | Sullivan Gary J. | Compressed timing indicators for media samples |
DE10140289A1 (de) * | 2001-08-16 | 2003-02-27 | Technotrend Ag | Verfahren und Vorrichtung zur Bandbreitenreduzierung |
CN1618236A (zh) | 2002-01-22 | 2005-05-18 | 微软公司 | 编码和解码视频数据以起动随机存取和接合的方法和*** |
US7149247B2 (en) | 2002-01-22 | 2006-12-12 | Microsoft Corporation | Methods and systems for encoding and decoding video data to enable random access and splicing |
CN100499824C (zh) | 2002-04-19 | 2009-06-10 | 微软公司 | 防止非字节对齐和/或位移位位置起始码仿效的方法和*** |
US7852919B2 (en) | 2003-09-07 | 2010-12-14 | Microsoft Corporation | Field start code for entry point frames with predicted first field |
US7839930B2 (en) | 2003-11-13 | 2010-11-23 | Microsoft Corporation | Signaling valid entry points in a video stream |
US7924921B2 (en) | 2003-09-07 | 2011-04-12 | Microsoft Corporation | Signaling coding and display options in entry point headers |
US7609762B2 (en) | 2003-09-07 | 2009-10-27 | Microsoft Corporation | Signaling for entry point frames with predicted first field |
US8121196B2 (en) * | 2006-11-02 | 2012-02-21 | Corel Corporation | Method and apparatus for multi-threaded video decoding |
CN104822036B (zh) * | 2010-03-23 | 2018-03-30 | 杜比实验室特许公司 | 用于局域化感知音频的技术 |
US10158958B2 (en) | 2010-03-23 | 2018-12-18 | Dolby Laboratories Licensing Corporation | Techniques for localized perceptual audio |
US10271069B2 (en) | 2016-08-31 | 2019-04-23 | Microsoft Technology Licensing, Llc | Selective use of start code emulation prevention |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0712249A2 (fr) * | 1994-11-08 | 1996-05-15 | General Instrument Corporation Of Delaware | Filtres d'interpolation de pixels pour un processeur de décompression vidéo |
EP0735769A2 (fr) * | 1995-03-27 | 1996-10-02 | International Business Machines Corporation | Méthode d'estimation de mouvement demi-pixel pour images B |
EP0903944A2 (fr) * | 1993-03-01 | 1999-03-24 | Sony Corporation | Dispositif permettant d'éviter des erreurs d'arrondi lors de la transformation inverse de coéfficients représentant un signal d'images animées |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0765576B1 (fr) * | 1994-06-17 | 2007-08-08 | SNELL & WILCOX LIMITED | Compression video |
US5566089A (en) * | 1994-10-26 | 1996-10-15 | General Instrument Corporation Of Delaware | Syntax parser for a video decompression processor |
KR960036641A (ko) * | 1995-03-21 | 1996-10-28 | 김광호 | 저속의 비디오비트열을 복호하는 고속용 복호화장치 |
EP0872798A1 (fr) * | 1997-03-21 | 1998-10-21 | CANAL+ Société Anonyme | Organisation de mémoire d'ordinateur |
GB9717715D0 (en) * | 1997-08-22 | 1997-10-29 | Philips Electronics Nv | Data processor with localised memory reclamation |
JPH11136225A (ja) * | 1997-10-30 | 1999-05-21 | Matsushita Electric Ind Co Ltd | ビットストリームにおけるスタートコードを検出する方法および装置 |
GB9807208D0 (en) * | 1998-04-03 | 1998-06-03 | Nds Ltd | Method and apparatus for detecting a sequence in a bitstream |
-
2000
- 2000-03-31 EP EP02006387A patent/EP1276331A3/fr not_active Withdrawn
- 2000-03-31 WO PCT/US2000/008771 patent/WO2000064186A2/fr active Search and Examination
- 2000-03-31 EP EP00921604A patent/EP1166566A2/fr not_active Withdrawn
- 2000-03-31 AU AU41897/00A patent/AU4189700A/en not_active Abandoned
- 2000-03-31 GB GB0123396A patent/GB2363279B/en not_active Expired - Fee Related
- 2000-03-31 JP JP2000613199A patent/JP2002542549A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0903944A2 (fr) * | 1993-03-01 | 1999-03-24 | Sony Corporation | Dispositif permettant d'éviter des erreurs d'arrondi lors de la transformation inverse de coéfficients représentant un signal d'images animées |
EP0712249A2 (fr) * | 1994-11-08 | 1996-05-15 | General Instrument Corporation Of Delaware | Filtres d'interpolation de pixels pour un processeur de décompression vidéo |
EP0735769A2 (fr) * | 1995-03-27 | 1996-10-02 | International Business Machines Corporation | Méthode d'estimation de mouvement demi-pixel pour images B |
Non-Patent Citations (1)
Title |
---|
"MUNICH MEETING OF MPEG-4 WORKING GROUP. REPORT ISO/IEC JTC1/SC29/WG11 MPEG4/N1172", INTERNATIONAL ORGANIZATION FOR STANDARDIZATION - ORGANISATION INTERNATIONALE DE NORMALISATION,XX,XX, 1996, pages 3 - 49, XP002047798 * |
Also Published As
Publication number | Publication date |
---|---|
EP1166566A2 (fr) | 2002-01-02 |
EP1276331A2 (fr) | 2003-01-15 |
JP2002542549A (ja) | 2002-12-10 |
GB2363279B (en) | 2003-10-22 |
GB0123396D0 (en) | 2001-11-21 |
GB2363279A (en) | 2001-12-12 |
WO2000064186A3 (fr) | 2001-03-01 |
WO2000064186A2 (fr) | 2000-10-26 |
AU4189700A (en) | 2000-11-02 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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17P | Request for examination filed |
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Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20071002 |